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Oil machine is one of the most widely used equipment in product molding production. At present, the maximum nominal pressure of the oil machine has reached 750 MN, which is used for metal forging. With the increasing demand for metal pressing and...

Solvent extraction process for oily sludge The solvent extraction process for oily sludge from refineries has been successfully applied in an industrial scale unit in Alans Refinery of BP in 1987. The purpose of developing this solvent extraction process...

There are many kinds of solvent extraction equipment, each of which has its own characteristics and is applied to different occasions. Extraction equipment can be classified according to different methods, such as: step by step contact and continuous...